package com.mb.service;

import com.mb.config.AlipayConfig;
import com.mb.mapper.PayMapper;
import com.alipay.api.AlipayApiException;
import com.alipay.api.AlipayClient;
import com.alipay.api.DefaultAlipayClient;
import com.alipay.api.request.AlipayTradePagePayRequest;
import com.mb.common.pojo.Order;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

@Service
public class PayService {
    @Autowired(required = false)
    private PayMapper payMapper;
    public String goPay(String orderId) throws AlipayApiException {
        //Orders order = orderService.getOrderById(orderId);
        Order order = payMapper.selectOrderByOrderId(orderId);

        /*Product product = new Product();
        product.setProductId(orderId);
        product.setProductName("测试商品");
        product.setProductPrice(price);*/

        // 获得初始化的AlipayClient
        AlipayClient alipayClient = new DefaultAlipayClient(AlipayConfig.gatewayUrl, AlipayConfig.app_id,
                AlipayConfig.merchant_private_key, "json", AlipayConfig.charset, AlipayConfig.alipay_public_key,
                AlipayConfig.sign_type);

        // 设置请求参数
        AlipayTradePagePayRequest alipayRequest = new AlipayTradePagePayRequest();
        alipayRequest.setReturnUrl(AlipayConfig.return_url);
        alipayRequest.setNotifyUrl(AlipayConfig.notify_url);

        // 商户订单号，商户网站订单系统中唯一订单号，必填
        String out_trade_no = order.getOrderId();
        // 付款金额，必填
        String total_amount = order.getOrderMoney().toString();
        // 订单名称，必填
        String subject = order.getUserId()+"的订单";
        // 商品描述，可空
        String body = "商品描述";

        // 该笔订单允许的最晚付款时间，逾期将关闭交易。取值范围：1m～15d。m-分钟，h-小时，d-天，1c-当天（1c-当天的情况下，无论交易何时创建，都在0点关闭）。
        // 该参数数值不接受小数点， 如 1.5h，可转换为 90m。
        String timeout_express = "1c";

        alipayRequest.setBizContent("{\"out_trade_no\":\"" + out_trade_no + "\"," + "\"total_amount\":\"" + total_amount
                + "\"," + "\"subject\":\"" + subject + "\"," + "\"body\":\"" + body + "\"," + "\"timeout_express\":\""
                + timeout_express + "\"," + "\"product_code\":\"FAST_INSTANT_TRADE_PAY\"}");

        // 请求
        String result = alipayClient.pageExecute(alipayRequest).getBody();

        return result;
    }

    public void updateOrderStatus(String out_trade_no, String trade_no, String total_amount) {
        payMapper.updateOrderStatus(out_trade_no);
    }
}
